Buggy code:
public class Owl2Neo4J { private static String REST_ENDPOINT = "//db//data" ; private static String TRANSACTION_ENDPOINT = "//db//data//transaction" ; public static String ROOT_ONTOLOGY = "OWL" ; public static String ROOT_CLASS = "Thing" ; public static String ROOT_CLASS_ONT_ID = ( ( Owl2Neo4J . ROOT_ONTOLOGY ) + ":" ) + ( Owl2Neo4J . ROOT_CLASS ) ; public static String ROOT_CLASS_URI = "http:////www.w3.org//2002//07//owl#" + ( Owl2Neo4J . ROOT_CLASS ) ; private static String CLASS_NODE_LABEL = "Class" ; private static String INDIVIDUAL_NODE_LABEL = "Individual" ; private static String ONTOLOGY_NODE_LABEL = "Ontology" ; private static String RELATIONSHIP_NODE_LABEL = "Relationship" ; private static String PROPERTY_NODE_LABEL = "Property" ; private String path_to_owl ; private String ontology_name ; private String ontology_acronym ; private String server_root_url ; private String neo4j_authentication_header ; private String transaction ; private Set < String > eqps = new HashSet < > ( ) ; private Set < OWLObjectPropertyExpression > eqp = new HashSet < > ( ) ; private OWLOntologyManager manager ; private OWLOntology ontology ; private Set < OWLOntology > ontologies ; private IRI documentIRI ; private OWLDataFactory datafactory ; private String ontUri ; private String versionIri ; private Logger cqlLogger ; private FileHandler fh ; private Boolean verbose_output = false ; public static final String ANSI_RESET = "[0m" ; public static final String ANSI_RED = "[31m" ; public static final String ANSI_GREEN = "[32m" ; public static final String ANSI_DIM = "[2m" ; public static final String ANSI_RESET_DIM = "[22m" ; public static final String VERSION = "0.3.4" ; public class Label { private String text ; private String lang ; public Label ( String text , String lang ) { } public String getLang ( ) { } public String getText ( ) { } public void setLang ( String lang ) { } public void setText ( String text ) { } } public static class Tuple < X , Y > { public final X x ; public final Y y ; public Tuple ( X x , Y y ) { } @ Override public String toString ( ) { } } private static class RestrictionVisitor extends OWLClassExpressionVisitorAdapter { private final Set < Owl2Neo4J . Tuple > restrictions ; public RestrictionVisitor ( ) { } public Set < Owl2Neo4J . Tuple > getRestrictions ( ) { } @ Override public void visit ( OWLObjectSomeValuesFrom clazz ) { } } public static void main ( String [ ] args ) { } public Owl2Neo4J ( String [ ] args ) { } public void loadOntology ( ) throws Exception { } private void importOntology ( ) throws Exception { } public String extractUri ( String classString ) { } public String getOntID ( String classUri ) { } private Owl2Neo4J . Label getLabel ( OWLClass c , OWLOntology ont ) { } private void storeLabel ( OWLClass c , String classUri ) { } private Set < OWLClass > getEquivalentClasses ( OWLReasoner reasoner , OWLClass c ) { } private void initTransaction ( ) { } private void commitTransaction ( ) { } private static void checkForError ( HttpResponse < JsonNode > response ) throws Exception { } private void createNode ( String classLabel , String classOntID , String classUri ) { String cql = ( "MERGE<seq2seq4repair_space>(n:`" + classLabel ) + "`<seq2seq4repair_space>{name:{classOntID},<seq2seq4repair_space>uri:{classUri}});" ; JsonObject json = Json . createObjectBuilder ( ) . add ( "statements" , Json . createArrayBuilder ( ) . add ( Json . createObjectBuilder ( ) . add ( "statement" , cql ) . add ( "parameters" , Json . createObjectBuilder ( ) . add ( "classOntID" , classOntID ) . add ( "classUri" , classUri ) ) ) ) . build ( ) ; queryNeo4J ( json , ( ( ( this . server_root_url ) + ( Owl2Neo4J . TRANSACTION_ENDPOINT ) ) + ( this . transaction ) ) , "Error<seq2seq4repair_space>creating<seq2seq4repair_space>a<seq2seq4repair_space>node" ) ; <START_BUG> setLabel ( classLabel , "name" , classUri , this . ontology_acronym ) ; <END_BUG> } private void setLabel ( String classLabel , String key , String value , String newLabel ) { } private void createRelationship ( String srcLabel , String srcUri , String destLabel , String destUri , String relationship ) { } private void setProperty ( String classLabel , String classUri , String propertyName , String propertyValue ) { } private void queryNeo4J ( JsonObject json , String url , String errorTitle ) { } private void parseCommandLineArguments ( String [ ] args ) { } public static void usage ( Options options ) { } public static void print_error ( String message ) { } }

Fix:
setLabel ( classLabel , "uri" , classUri , this . ontology_acronym ) ;